ci: upgrade codeql-action from v3 to v4

CodeQL Action v3 will be deprecated in December 2026.
Updated init, autobuild, analyze steps to v4.

Reference: https://github.blog/changelog/2025-10-28-upcoming-deprecation-of-codeql-action-v3/

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.github/workflows/codeql-analysis.yml

@@ -33,7 +33,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@v3
+        uses: github/codeql-action/init@v4
         with:
           languages: ${{ matrix.language }}
           # Query suites: default, security-extended, security-and-quality
@@ -48,10 +48,10 @@ jobs:
               - '**/*.spec.js'
 
       - name: Autobuild
-        uses: github/codeql-action/autobuild@v3
+        uses: github/codeql-action/autobuild@v4
 
       - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@v3
+        uses: github/codeql-action/analyze@v4
         with:
           category: "/language:${{ matrix.language }}"
           upload: true